To Replace a Color From the Color Table

1. On the ribbon, click Raster Tools tab Edit panel Process Image drop-down menu Palette Manager.

   The Palette Manager dialog box is displayed.

2. Select one or more colors from the color table or list view, or use the Select Color button to pick a color directly from the image. For more information, see Selecting a Color Directly from the Image.
3. Click the Change button, or right-click and click Change on the shortcut menu. The Target Color dialog box appears.
4. Do one of the following:
   • Replace the selected color with a color from the current palette by selecting a replacement color from the color table in the Target Color dialog box.
   • Replace the selected color with a color from another palette by selecting a new palette from the Palette list. The color table changes to reflect the new palette. You can also select a replacement color from the color table in the Target Color dialog box.
   • Replace the selected color with a custom color by clicking the Custom Color button. The Select Custom Color dialog box appears. You can also define a custom color by clicking a color from the matrix, using the luminosity slider, or entering values in the Red, Green, Blue, Hue, Saturation, or Luminosity text boxes.
5. Click OK to close the Target Color dialog box.
6. In the Palette Manager dialog box, click Apply.
7. Click OK to close the Palette Manager dialog box.